This is information on a product in full production. The product is the L6566BH multimode controller for SMPS. It features selectable multimode operation, high voltage startup, advanced light load management, low quiescent current, adaptive UVLO, line feedforward, pulse-by-pulse OCP, shutdown on overload, transformer saturation detection, programmable frequency modulation, latched or auto-restart OVP, brownout protection, totem pole gate driver, and is suitable for industrial SMPS and SMPS running off rectified 3-phase input line.